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14NM NE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:42 am EST Jan 31, 2026
Forecast Valid: 6am EST Jan 31, 2026-6pm EST Feb 6, 2026

Today

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Tonight

N wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Winds could gust as high as 25 kt. Increasing clouds. Seas 1 ft or less.

Sunday

N wind 15 to 20 kt, with gusts as high as 30 kt. Mostly cloudy. Seas 1 ft or less.

Sunday Night

N wind 10 to 15 kt becoming NW after midnight. Winds could gust as high as 30 kt. Mostly cloudy. Seas 1 ft or less.

Monday

NW wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Wednesday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.